diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index 5a4aa66..e445514 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -65,7 +65,7 @@
          run: ${{ env.RUN_TEST }}
        
        - name: codecov
-         uses: codecov/codecov-action@v4
+         uses: codecov/codecov-action@v5
          with:
            token: ${{ secrets.CODECOV_TOKEN }}
            file: ./coverage.xml